Finding the Fourth Proportional to 2,293,782.36, 3,438,524.58 and 776,403.42
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Solution
The fourth proportional to 2,293,782.36, 3,438,524.58 and 776,403.42 is: 1,163,877.75
Step by Step Solution
- Step 1: Write the proportion equation
2,293,782.36 : 3,438,524.58 = 776,403.42 : x - Step 2: Convert to fraction form
2,293,782.36/3,438,524.58 = 776,403.42/x - Step 3: Cross multiply
2,293,782.36x = 3,438,524.58 × 776,403.42 - Step 4: Simplify right side
2,293,782.36x = 2,669,682,243,666.06 - Step 5: Solve for x
x = 2,669,682,243,666.06/2,293,782.36 - Step 6: Final answer
x = 1,163,877.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.